<?php

class PagesController extends Controller
{
	/**
	 * @var string the default layout for the views. Defaults to '//layouts/column2', meaning
	 * using two-column layout. See 'protected/views/layouts/column2.php'.
	 */
	public $layout='//layouts/column2';

	/**
	 * @return array action filters
	 */
	public function filters()
	{
		return array(
			'accessControl', // perform access control for CRUD operations
                    array(
                        'application.filters.RequireLoginFilter - display',
                    ),
		);
	}



	/**
	 * Displays a particular model.
	 * @param integer $id the ID of the model to be displayed
	 */
	public function actionView($id)
	{
		$this->render('view',array(
			'model'=>$this->loadModel($id),
		));
	}

	/**
	 * Creates a new model.
	 * If creation is successful, the browser will be redirected to the 'view' page.
	 */
	public function actionCreate()
	{
		$model=new Pages;

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['Pages']))
		{
			$model->attributes=$_POST['Pages'];
			if($model->save())
				$this->redirect(array('index'));
		}

		$this->render('create',array(
			'model'=>$model,
		));
	}

	/**
	 * Updates a particular model.
	 * If update is successful, the browser will be redirected to the 'view' page.
	 * @param integer $id the ID of the model to be updated
	 */
	public function actionUpdate($id)
	{
		$model=$this->loadModel($id);

		// Uncomment the following line if AJAX validation is needed
		// $this->performAjaxValidation($model);

		if(isset($_POST['Pages']))
		{
			$model->attributes=$_POST['Pages'];
			if($model->save())
				$this->redirect(array('index'));
		}

		$this->render('update',array(
			'model'=>$model,
		));
	}

	/**
	 * Deletes a particular model.
	 * If deletion is successful, the browser will be redirected to the 'admin' page.
	 * @param integer $id the ID of the model to be deleted
	 */
	public function actionDelete($id)
	{
		
			// we only allow deletion via POST request
			$this->loadModel($id)->delete();

			// if AJAX request (triggered by deletion via admin grid view), we should not redirect the browser
			$this->redirect(array('index'));
		
	}

	/**
	 * Lists all models.
	 */
	public function actionIndex()
	{
		$dataProvider=new CActiveDataProvider('Pages');
		$this->render('index',array(
			'dataProvider'=>$dataProvider,
		));
	}

	/**
	 * Manages all models.
	 */
	public function actionAdmin()
	{
		$model=new Pages('search');
		$model->unsetAttributes();  // clear any default values
		if(isset($_GET['Pages']))
			$model->attributes=$_GET['Pages'];

		$this->render('admin',array(
			'model'=>$model,
		));
	}

	/**
	 * Returns the data model based on the primary key given in the GET variable.
	 * If the data model is not found, an HTTP exception will be raised.
	 * @param integer the ID of the model to be loaded
	 */
	public function loadModel($id)
	{
		$model=Pages::model()->findByPk($id);
		if($model===null)
			throw new CHttpException(404,'The requested page does not exist.');
		return $model;
	}

	/**
	 * Performs the AJAX validation.
	 * @param CModel the model to be validated
	 */
	protected function performAjaxValidation($model)
	{
		if(isset($_POST['ajax']) && $_POST['ajax']==='pages-form')
		{
			echo CActiveForm::validate($model);
			Yii::app()->end();
		}
	}
        
        public function actionDisplay($id){
            
            $model=$this->loadModel($id);
            echo $model->content;
            Yii::app()->end();
        }
        public function actionPageList($query=NULL,$page=1,$sort=NULL,$dir=NULL){
            //we decrease $page by 1 because in Extjs first page is 1, but in our sql first page is 0;
            if($page>0)$page--;
            $order=CJSON::decode($sort);
            $criteria=new CDbCriteria();
            if($query!=NULL){
                $criteria->condition='title=:query';
                $criteria->compare('title', "%$query&");
            }
            if($sort!=NULL){
                $criteria->order=isset($order)?$order[0]['property'].' '.$order[0]['direction']:NULL;
            }
            $pages=new CActiveDataProvider('Pages',array(
                'criteria'=>$criteria,
                'pagination'=>array(
                    'currentPage'=>$page,
                    'pageSize'=>20,
                )
            ));
            $rs=array();
            if(count($pages->getData())>0){
                $rs['totalCount']=count($pages->getData());
                foreach($pages->getData() as $item){
                    $rs['data'][]=$item->getAttributes();
                }
                
                echo json_encode($rs);
                
            }
            Yii::app()->end();
        }
}
